colleagues found that 200 milligrams of caffeine (about two cups of coffee) decreased blood flow to the heart during exercise by 22 per cent. That percentage increased to 39 for people exercising in a high-altitude chamber, which the researchers used
Visit the official Runner's World page
Follow Runner's World on Twitter
Other Natmag-Rodale Sites
Run For Charity
About Runner's World
Runner's World is a publication of Hearst Magazines UK which is the trading name of The National Magazine Company Ltd, 72 Broadwick Street, London, W1F 9EP. Registered in England 112955. All rights reserved.
Website powered by: Immediate Media Company Limited. | © Runner's World 2002-2013 |